JVC MX-J680V User Manual
Page 35
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If you are having problems with your unit, check this list for a possible solution before calling for service.
If you cannot solve the problem from the hints given here, or the unit has been physically damaged, call a qualified person,
such as your dealer, for service.
Symptom
Cause
Action
No sound is heard.
Connections are incorrect or loose.
Check all connections and make
corrections. (See pages 6 to 8.)
Hard to listen to broadcasts because of
noise.
• Antennas are disconnected.
• The AM loop antenna is too close to
the unit.
• The FM antenna is not properly
extended and positioned.
• Reconnect the antennas correctly and
securely.
• Change the position and direction of
the AM loop antenna.
• Extend the FM antenna in the best
position.
The disc sound is discontinuous.
The disc is scratched or dirty.
Clean or replace the disc. (See page 29.)
The disc tray does not open or close.
•
The AC power cord is not plugged in.
•
Trays are locked.
•
Plug in the AC power cord.
•
Unlock the trays. (See page 15.)
The disc does not play.
The disc is placed upside down.
Place the disc with the label side up.
The cassette holders cannot be opened.
Power supply from the AC power cord
has been cut off while the tape was
running.
Turn on the unit.
Impossible to record.
Small tabs on the back of the cassette
are removed.
Cover the holes with adhesive tape.
Stereo effect is lost.
Vocal Masking is activated.
Cancel the Vocal Masking (See page 24.)
Operations are disabled.
The built-in microprocessor may be
malfunctioning due to external
electrical interference.
Unplug the AC power cord and then
plug it back in.
Unable to operate the unit from the
remote control.
•
The path between the remote control
and the remote sensor on the unit is
blocked.
•
The batteries are exhausted.
•
Remove the obstruction.
• Replace the batteries.
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